Comparison of greenhouse grown seedlings vs regular seedbed stock left: sdlgs sown greenhouse Feb. heeled-in June, transplanted Aug right: 11/2 seedbed stock transplanted Aug. Black spruce, 1+1, transplants.

Comparison of normal 2+2 (left) and 1.5+1.5 (right). White spruce, 2+2, transplants.

Comparison of Ontario (Kapuskasing) left and NB spruce (right). Provenance, black spruce, 2+0.

Comparison of red pine 3+0 and 1+2 stock planted after preparation with double mouldboard plow. Lindsay

Comparison of roots of natural (N) and Ontario tube seedling (T) after 3 growing seasons. N.B. similarity. Engelhart Management Unit

Comparison of seed sources, Ontario (Kapuskasing) on left, NB (Black Brook) on right. NB shows interbreeding with red spruce. Black spruce, 1+0, provenance.

Comparison of seedling stock, one set sown in fall, the other in the following spring. Red pine, 2+0, seedling stock.

Comparison of seedlings from greenhouse 1/2+1 vs seedbed 11/2+1; n.b. greenhouse with compact root system, although smaller than conventional stock.

Comparison of seedlings used for transplant stock: on left (yellow) seedlings from overwintered beds; on right those from stock lifted in fall and frozen stored until transplanting.

Black spruce planted in 1966. N.B. growth in comparison with natural larch. Person is Niels Kreiberg. Basely Brook. cf slides # 167 & 193. Black Brook, J.D.Irving.